diff --git a/.config/nix/files/floorp/userChrome.css b/.config/nix/files/floorp/userChrome.css
index 97de426..f506b1d 100644
--- a/.config/nix/files/floorp/userChrome.css
+++ b/.config/nix/files/floorp/userChrome.css
@@ -15,7 +15,7 @@
   /*--default-verticaltab-width: 45px;*/
   /*--hoverd-verticaltab-width: 20em;*/
 
-  --default-verticaltab-width: 35px !important;
+  --default-verticaltab-width: 4.125em !important;
   --hoverd-verticaltab-width: 18em;
 }
 
@@ -36,6 +36,38 @@
 }
 /* << Fix height being inconsistent on hover */
 
+/* >> Fix vertical bar icon inconsistency */
+/* FIXME: Tabs become inconsistent if one of them is pinned */
+#tabbrowser-tabs {
+  margin-right: 0px !important;
+}
+
+#TabsToolbar .toolbarbutton-icon {
+  padding: 1em !important;
+  height: 3.5em !important;
+  width: 3.5em !important;
+}
+
+#TabsToolbar .toolbarbutton-badge-stack {
+  width: 3.5em !important;
+}
+
+.sidepanel-icon, .sidepanel-browser-icon {
+  padding: 0px !important;
+  height: 3.5em !important;
+  width: 3.5em !important;
+}
+
+#TabsToolbar .tab-throbber,
+#TabsToolbar .tab-icon-pending,
+#TabsToolbar .tab-icon-image,
+#TabsToolbar .tab-sharing-icon-overlay,
+#TabsToolbar .tab-icon-overlay {
+  margin-left: 0.5em !important;
+  margin-inline-end: 1.9em !important;
+}
+/* << Fix vertical bar icon inconsistency */
+
 #sidebar-select-box {
   width: var(--default-verticaltab-width) !important;
   min-width: var(--default-verticaltab-width) !important;
@@ -45,9 +77,9 @@
 #TabsToolbar {
   position: relative !important;
   transition: all 300ms !important;
-  width: calc(var(--default-verticaltab-width) + 5px) !important;
-  min-width: calc(var(--default-verticaltab-width) + 5px) !important;
-  max-width: calc(var(--default-verticaltab-width) + 5px) !important;
+  width: calc(var(--default-verticaltab-width) + 0.125em) !important;
+  min-width: calc(var(--default-verticaltab-width) + 0.125em) !important;
+  max-width: calc(var(--default-verticaltab-width) + 0.125em) !important;
   z-index: 1;  /* Probably not needed, since Floorp already handle this */
 }
 #TabsToolbar:not(:hover) {
@@ -60,6 +92,6 @@
   min-width: var(--hoverd-verticaltab-width) !important;
   max-width: var(--hoverd-verticaltab-width) !important;
   z-index: 2;  /* Probably not needed, since Floorp already handle this */
-  margin-right: calc((var(--hoverd-verticaltab-width) - var(--default-verticaltab-width) - 5px) * -1) !important;
+  margin-right: calc((var(--hoverd-verticaltab-width) - var(--default-verticaltab-width) - 0.125em) * -1) !important;
 }
 }